LTC3855EFE#PBF
RoHS 
RoHS compliant
RoHS compliantPackage 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Category Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers
Description
LTC3855 Buck Tube PolyPhase? DC to DC switching controller 9.7mm 12.5V 250kHz~770kHz -40C~85C TA
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Buying Options
Total Price: USD $6.06
Unit Price: USD $6.0632
≥1 USD $6.0632
≥10 USD $5.48064
≥100 USD $5.225792
≥500 USD $4.537544
≥1000 USD $4.488
Inventory: 147
Minimum: 1
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Technical Details
Compliance
RoHS Status ROHS3 Compliant
REACH SVHC No SVHC
Dimensions
Width 4.4mm
Length 9.7mm
Technical
Clock Sync No
Duty Cycle (Max) 95%
Max Frequency 850kHz
Switcher Configuration PHASE-SHIFT
Synchronous Rectifier Yes
Control Technique PHASE-SHIFT CONTROL
Frequency - Switching 250kHz~770kHz
Control Mode CURRENT-MODE
Topology Buck
Input Voltage (Min) 4.5V
Control Features Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Voltage - Supply (Vcc/Vdd) 4.5V~38V
Output Configuration Positive
Analog IC - Other Type DUAL SWITCHING CONTROLLER
Number of Channels 1
Input Voltage-Nom 15V
Output Type Transistor Driver
Output Voltage 12.5V
Number of Outputs 2
Function Step-Down
Base Part Number LTC3855
Time@Peak Reflow Temperature-Max (s) 30
Terminal Pitch 0.5mm
Peak Reflow Temperature (Cel) 260
Terminal Form GULL WING
Terminal Position DUAL
Technology CMOS
Subcategory Switching Regulator or Controllers
Terminal Finish Matte Tin (Sn)
ECCN Code EAR99
Number of Terminations 38
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Part Status Active
JESD-609 Code e3
Series PolyPhase?
Published 2009
Packaging Tube
Operating Temperature -40°C~85°C TA
Physical
Number of Pins 38
Surface Mount YES
Package / Case 38-TFSOP (0.173, 4.40mm Width) Exposed Pad
Mounting Type Surface Mount
Supply Chain
Lifecycle Status PRODUCTION (Last Updated: 3 weeks ago)
Factory Lead Time 8 Weeks
Alternative Model
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